- Conditions
- Brain Death, Heart Failure
- Interventions
- Thyroxine, Saline
- Drug
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 14 Years to 55 Years
- Enrollment
- 838 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2022
- U.S. locations
- 14
- States / cities
- Phoenix, Arizona • San Diego, California • Denver, Colorado + 11 more
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 25–48
of 24
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Hypothyroidism
- Interventions
- Armour Thyroid, Levothyroxine
- Drug
- Lead sponsor
- AbbVie
- Industry
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 2,800 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2028
- U.S. locations
- 134
- States / cities
- Birmingham, Alabama • Bonita, California • Burbank, California + 109 more
- Conditions
- Hypothyroidism Primary
- Interventions
- Liothyronine (L-T3), Levothyroxine Sodium (LT4) Tablets, Liothyronine (LT3) placebo
- Drug
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Subclinical Hypothyroidism
- Interventions
- Levothyroxine, Placebo
- Drug · Other
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 52 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- North Little Rock, Arkansas
- Conditions
- Hypothyroidism
- Interventions
- Levothyroxine Sodium
- Drug
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 65 Years and older
- Enrollment
- 228 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2028
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Healthy
- Interventions
- Liothyronine, Sodium
- Drug
- Lead sponsor
- Ipe, LLC
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- Started 2012
- U.S. locations
- 1
- States / cities
- Washington D.C., District of Columbia
- Conditions
- Thyroid; Functional Disturbance, Hypothyroidism, Hemodialysis
- Interventions
- Levothyroxine Sodium, Placebos
- Drug
- Lead sponsor
- University of California, Irvine
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 336 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2025
- U.S. locations
- 1
- States / cities
- Orange, California
- Conditions
- Heart Transplant Failure, Heart Transplant Infection
- Interventions
- Levothyroxine, Normal saline
- Drug
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 97 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Hypothyroidism
- Interventions
- Levothyroxine, Levothyroxine/Liothyronine once daily, Levothyroxine/Liothyronine twice daily
- Drug
- Lead sponsor
- UConn Health
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 90 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2028
- U.S. locations
- 1
- States / cities
- Farmington, Connecticut
- Conditions
- Thyroid Neoplasm
- Interventions
- Valproic Acid, Liothyronine Sodium
- Drug
- Lead sponsor
- National Cancer Institute (NCI)
- NIH
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 13 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2016
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Hypothyroidism
- Interventions
- Calcitonin
- Drug
- Lead sponsor
- University of Maryland, Baltimore
- Other
- Eligibility
- 18 Years to 88 Years
- Enrollment
- 11 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Healthy
- Interventions
- Levothyroxine Sodium Tablets 300 μg, Synthroid® Tablets 300 μg
- Drug
- Lead sponsor
- Mylan Pharmaceuticals Inc
- Industry
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2003
- U.S. locations
- 1
- States / cities
- Fargo, North Dakota
- Conditions
- Hypothyroidism
- Interventions
- levothyroxine sodium
- Drug
- Lead sponsor
- Xeris Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 46 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2024
- U.S. locations
- 6
- States / cities
- Chula Vista, California • Montclair, California • Miami Lakes, Florida + 3 more
- Conditions
- Thyroid Disease, Kidney Diseases, Chronic
- Interventions
- Levothyroxine Sodium, Placebo Oral Tablet
- Drug
- Lead sponsor
- University of California, Irvine
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 96 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2021
- U.S. locations
- 1
- States / cities
- Orange, California
- Conditions
- Head and Neck Cancer
- Interventions
- azacitidine, liothyronine sodium, iodine I 131
- Drug · Radiation
- Lead sponsor
- Lucille P. Markey Cancer Center at University of Kentucky
- Other
- Eligibility
- Not listed
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1999 – 2006
- U.S. locations
- 1
- States / cities
- Lexington, Kentucky
- Conditions
- Systemic Lupus Erythematosus
- Interventions
- Levothyroxine
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 45 Years · Female only
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Healthy Volunteers
- Interventions
- Microgestin®, Levothyroxine, Glyburide, Digoxin, IW-3718
- Drug
- Lead sponsor
- Ironwood Pharmaceuticals, Inc.
- Industry
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 87 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019
- U.S. locations
- 1
- States / cities
- Austin, Texas
- Conditions
- Hypothyroidism, Trisomy 21
- Interventions
- Liquid stable levothyroxine (L-T4) Tirosint-SOL, Oral tablet levothyroxine (L-T4)
- Drug
- Lead sponsor
- Children's Mercy Hospital Kansas City
- Other
- Eligibility
- 2 Months to 4 Years
- Enrollment
- 6 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021
- U.S. locations
- 1
- States / cities
- Kansas City, Missouri
- Conditions
- Healthy
- Interventions
- Levothyroxine, Enlicitide Decanoate
- Drug
- Lead sponsor
- Merck Sharp & Dohme LLC
- Industry
- Eligibility
- 19 Years to 50 Years
- Enrollment
- 28 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024
- U.S. locations
- 1
- States / cities
- Lincoln, Nebraska
- Conditions
- Hypothyroidism
- Interventions
- Levothyroxine Pill, Placebo
- Drug
- Lead sponsor
- Spyridoula Maraka
- Other
- Eligibility
- 65 Years and older
- Enrollment
- 138 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2027 – 2031
- U.S. locations
- 3
- States / cities
- Little Rock, Arkansas • Gainesville, Florida • Rochester, Minnesota
- Conditions
- Pregnancy, Hypothyroidism
- Interventions
- Anticipatory dose increase of levothyroxine, levothyroxine
- Drug
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- Female only
- Enrollment
- 48 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2010
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Down Syndrome, Subclinical Hypothyroidism
- Interventions
- Levothyroxine
- Drug
- Lead sponsor
- Children's Hospital of Philadelphia
- Other
- Eligibility
- 8 Years to 20 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2017
- U.S. locations
- 2
- States / cities
- Washington D.C., District of Columbia • Philadelphia, Pennsylvania
- Conditions
- Sarcoma, Alveolar Soft Part
- Interventions
- Cediranib, Sunitinib, Prochlorperazine, Promethazine, Benzodiazepine, Filgrastim, Sargramostim, Lomotil, Loperamide, Vitamin B6, Aquaphor, Acetaminophen, Levothyroxine, Warfarin
- Drug · Other
- Lead sponsor
- National Cancer Institute (NCI)
- NIH
- Eligibility
- 16 Years to 120 Years
- Enrollment
- 34 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2026
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Graves' Disease
- Interventions
- Levothyroxine, Placebo
- Drug · Other
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 61 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2017
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota